Home / 8,043.28-12,055.59-4,759.13

Finding the Fourth Proportional to 8,043.28, 12,055.59 and 4,759.13

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Solution

The fourth proportional to 8,043.28, 12,055.59 and 4,759.13 is: 7,133.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,043.28 : 12,055.59 = 4,759.13 : x
  2. Step 2: Convert to fraction form
    8,043.28/12,055.59 = 4,759.13/x
  3. Step 3: Cross multiply
    8,043.28x = 12,055.59 × 4,759.13
  4. Step 4: Simplify right side
    8,043.28x = 57,374,150.18
  5. Step 5: Solve for x
    x = 57,374,150.18/8,043.28
  6. Step 6: Final answer
    x = 7,133.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.